This high-quality set of star screwdrivers is designed for use with Tamper Torx fasteners. Manufactured from S2 hardened steel, each driver offers exceptional strength and long-lasting durability. The ergonomic tri-colour handles are designed for comfort and control, with raised cushion grips in key areas to reduce hand fatigue and prevent slippage during use. Precision ground magnetic tips ensure a secure fit and help hold fasteners in place for easier, more efficient work. Sizes Included: T6, T7, T8, TT9, TT10, TT15, TT20, TT25, TT27, TT30, TT40, TT45 Note: T6, T7, and T8 are standard star (not tamper-proof) Blade & Overall Lengths: T6TT10: Blade 75mm, Overall 150mm TT15TT27: Blade 100mm, Overall 200mm TT30: Blade 125mm, Overall 235mm TT40TT45: Blade 150mm, Overall 270mm.